<template>
  <div class="auth-page">
    <div class="container page">
      <div class="row">

        <div class="col-md-6 offset-md-3 col-xs-12">
          <h1 class="text-xs-center">
            {{isLogin?'Sign in':'Sign up'}}</h1>
          <p class="text-xs-center">
            <nuxt-link v-if="isLogin"
                       :to="{
                  name:'register'
              }">Need an account?</nuxt-link>
            <nuxt-link v-else
                       :to="{
                  name:'login'
              }">Have an account?</nuxt-link>
          </p>

          <ul class="error-messages">
            <template v-for="(messages,field) in errors">
              <li v-for="(item ,index) in messages"
                  :key="index">
                {{field}} {{item}}
              </li>
            </template>
          </ul>

          <form @submit.prevent="onSubmit">
            <fieldset class="form-group"
                      v-if="!isLogin">
              <input class="form-control form-control-lg"
                     v-model="user.username"
                     type="text"
                     placeholder="Your Name">
            </fieldset>
            <fieldset class="form-group">
              <input class="form-control form-control-lg"
                     type="email"
                     v-model="user.email"
                     placeholder="Email">
            </fieldset>
            <fieldset class="form-group">
              <input class="form-control form-control-lg"
                     type="password"
                     v-model="user.password"
                     placeholder="Password">
            </fieldset>
            <button class="btn btn-lg btn-primary pull-xs-right">
              {{isLogin?'Sign in':'Sign up'}}
            </button>
          </form>
        </div>

      </div>
    </div>
  </div>
</template>

<script>
// 请求模块
import { request } from '@/plugins/request'
import { login, register } from '@/apis'
// 客户端cookie
const Cookie = process.client ? require('js-cookie') : undefined
export default {
  middleware: 'notAuthenticated',
  name: 'loginIndex',
  computed: {
    isLogin() {
      return this.$route.name === 'login'
    },
  },
  data() {
    return {
      user: {
        // username: '',
        email: '',
        password: '',
      },
      errors: {},
    }
  },
  methods: {
    async onSubmit() {
      try {
        const { data } = this.isLogin
          ? await login({
              user: this.user,
            })
          : await register({
              user: this.user,
            })
        // TODO：保存登录信息
        this.$store.commit('setUser', data.user)

        // 用户持久化
        Cookie.set('user', data.user)

        this.$router.push('/')
      } catch (err) {
        const errors = err.response.data.errors
        if (errors) {
          this.errors = errors
        }
      }
    },
  },
}
</script>

<style>
</style>